// Querry Alta-Vista to determine if who is linking back to a specific URL
function querryAv(){
  webURL = document.linkBack.webURL.value;
  altavistaURL = searchString("http://altavista.digital.com/cgi-bin/query?pg=q&what=web&fmt=in+Standard+Form&q=+link:" + webURL + " -host:" + webURL);
  altavistaWindow = open(altavistaURL, "newwindow1","status=yes,resizable=yes,width=400,height=200,scrollbars=yes,menubar=yes");
}
// Evaluate the result returned by Alta-Vista
function searchString(formEntry){
  var result = "";
  for (var i=1; i<=formEntry.length; i++){
    if (formEntry.substring(i-1,i) == ' '){ 
      result+='+';
    } 
    else if (formEntry.substring(i-1,i) == '+'){
      result+='%2b';
    } 
    else if (formEntry.substring(i-1,i) == '~'){
      result+='%7f';
    } 
    else result+=formEntry.substring(i-1,i);
    }
    return result;
    }
function warning(){
  return true;
}